Mac: Give app_shim code a nicer home

apps/app_shim/extension_app_shim_handler_mac.cc

Index: apps/app_shim/extension_app_shim_handler_mac.cc
diff --git a/apps/app_shim/extension_app_shim_handler_mac.cc b/apps/app_shim/extension_app_shim_handler_mac.cc
deleted file mode 100644
index 8e903242f1762685b53ec7f745c34059e95c9d09..0000000000000000000000000000000000000000
--- a/apps/app_shim/extension_app_shim_handler_mac.cc
+++ /dev/null
@@ -1,557 +0,0 @@
-// Copyright 2013 The Chromium Authors. All rights reserved.
-// Use of this source code is governed by a BSD-style license that can be
-// found in the LICENSE file.
-
-#include "apps/app_shim/extension_app_shim_handler_mac.h"
-
-#include "apps/app_lifetime_monitor_factory.h"
-#include "apps/app_shim/app_shim_host_manager_mac.h"
-#include "apps/app_shim/app_shim_messages.h"
-#include "apps/launcher.h"
-#include "base/files/file_path.h"
-#include "base/logging.h"
-#include "chrome/browser/browser_process.h"
-#include "chrome/browser/chrome_notification_types.h"
-#include "chrome/browser/profiles/profile.h"
-#include "chrome/browser/profiles/profile_manager.h"
-#include "chrome/browser/ui/extensions/extension_enable_flow.h"
-#include "chrome/browser/ui/extensions/extension_enable_flow_delegate.h"
-#include "chrome/browser/ui/webui/ntp/core_app_launcher_handler.h"
-#include "chrome/browser/web_applications/web_app_mac.h"
-#include "chrome/common/extensions/extension_constants.h"
-#include "components/crx_file/id_util.h"
-#include "content/public/browser/notification_details.h"
-#include "content/public/browser/notification_service.h"
-#include "content/public/browser/notification_source.h"
-#include "extensions/browser/app_window/app_window.h"
-#include "extensions/browser/app_window/app_window_registry.h"
-#include "extensions/browser/app_window/native_app_window.h"
-#include "extensions/browser/extension_host.h"
-#include "extensions/browser/extension_registry.h"
-#include "ui/base/cocoa/focus_window_set.h"
-
-using extensions::AppWindow;
-using extensions::AppWindowRegistry;
-using extensions::ExtensionRegistry;
-
-namespace {
-
-typedef AppWindowRegistry::AppWindowList AppWindowList;
-
-void ProfileLoadedCallback(base::Callback<void(Profile*)> callback,
-                           Profile* profile,
-                           Profile::CreateStatus status) {
-  if (status == Profile::CREATE_STATUS_INITIALIZED) {
-    callback.Run(profile);
-    return;
-  }
-
-  // This should never get an error since it only loads existing profiles.
-  DCHECK_EQ(Profile::CREATE_STATUS_CREATED, status);
-}
-
-void SetAppHidden(Profile* profile, const std::string& app_id, bool hidden) {
-  AppWindowList windows =
-      AppWindowRegistry::Get(profile)->GetAppWindowsForApp(app_id);
-  for (AppWindowList::const_reverse_iterator it = windows.rbegin();
-       it != windows.rend();
-       ++it) {
-    if (hidden)
-      (*it)->GetBaseWindow()->HideWithApp();
-    else
-      (*it)->GetBaseWindow()->ShowWithApp();
-  }
-}
-
-bool FocusWindows(const AppWindowList& windows) {
-  if (windows.empty())
-    return false;
-
-  std::set<gfx::NativeWindow> native_windows;
-  for (AppWindowList::const_iterator it = windows.begin(); it != windows.end();
-       ++it) {
-    native_windows.insert((*it)->GetNativeWindow());
-  }
-  // Allow workspace switching. For the browser process, we can reasonably rely
-  // on OS X to switch spaces for us and honor relevant user settings. But shims
-  // don't have windows, so we have to do it ourselves.
-  ui::FocusWindowSet(native_windows);
-  return true;
-}
-
-// Attempts to launch a packaged app, prompting the user to enable it if
-// necessary. The prompt is shown in its own window.
-// This class manages its own lifetime.
-class EnableViaPrompt : public ExtensionEnableFlowDelegate {
- public:
-  EnableViaPrompt(Profile* profile,
-                  const std::string& extension_id,
-                  const base::Callback<void()>& callback)
-      : profile_(profile),
-        extension_id_(extension_id),
-        callback_(callback) {
-  }
-
-  virtual ~EnableViaPrompt() {
-  }
-
-  void Run() {
-    flow_.reset(new ExtensionEnableFlow(profile_, extension_id_, this));
-    flow_->StartForCurrentlyNonexistentWindow(
-        base::Callback<gfx::NativeWindow(void)>());
-  }
-
- private:
-  // ExtensionEnableFlowDelegate overrides.
-  virtual void ExtensionEnableFlowFinished() OVERRIDE {
-    callback_.Run();
-    delete this;
-  }
-
-  virtual void ExtensionEnableFlowAborted(bool user_initiated) OVERRIDE {
-    callback_.Run();
-    delete this;
-  }
-
-  Profile* profile_;
-  std::string extension_id_;
-  base::Callback<void()> callback_;
-  scoped_ptr<ExtensionEnableFlow> flow_;
-
-  DISALLOW_COPY_AND_ASSIGN(EnableViaPrompt);
-};
-
-}  // namespace
-
-namespace apps {
-
-bool ExtensionAppShimHandler::Delegate::ProfileExistsForPath(
-    const base::FilePath& path) {
-  ProfileManager* profile_manager = g_browser_process->profile_manager();
-  // Check for the profile name in the profile info cache to ensure that we
-  // never access any directory that isn't a known profile.
-  base::FilePath full_path = profile_manager->user_data_dir().Append(path);
-  ProfileInfoCache& cache = profile_manager->GetProfileInfoCache();
-  return cache.GetIndexOfProfileWithPath(full_path) != std::string::npos;
-}
-
-Profile* ExtensionAppShimHandler::Delegate::ProfileForPath(
-    const base::FilePath& path) {
-  ProfileManager* profile_manager = g_browser_process->profile_manager();
-  base::FilePath full_path = profile_manager->user_data_dir().Append(path);
-  Profile* profile = profile_manager->GetProfileByPath(full_path);
-
-  // Use IsValidProfile to check if the profile has been created.
-  return profile && profile_manager->IsValidProfile(profile) ? profile : NULL;
-}
-
-void ExtensionAppShimHandler::Delegate::LoadProfileAsync(
-    const base::FilePath& path,
-    base::Callback<void(Profile*)> callback) {
-  ProfileManager* profile_manager = g_browser_process->profile_manager();
-  base::FilePath full_path = profile_manager->user_data_dir().Append(path);
-  profile_manager->CreateProfileAsync(
-      full_path,
-      base::Bind(&ProfileLoadedCallback, callback),
-      base::string16(), base::string16(), std::string());
-}
-
-AppWindowList ExtensionAppShimHandler::Delegate::GetWindows(
-    Profile* profile,
-    const std::string& extension_id) {
-  return AppWindowRegistry::Get(profile)->GetAppWindowsForApp(extension_id);
-}
-
-const extensions::Extension*
-ExtensionAppShimHandler::Delegate::GetAppExtension(
-    Profile* profile,
-    const std::string& extension_id) {
-  ExtensionRegistry* registry = ExtensionRegistry::Get(profile);
-  const extensions::Extension* extension =
-      registry->GetExtensionById(extension_id, ExtensionRegistry::ENABLED);
-  return extension && extension->is_platform_app() ? extension : NULL;
-}
-
-void ExtensionAppShimHandler::Delegate::EnableExtension(
-    Profile* profile,
-    const std::string& extension_id,
-    const base::Callback<void()>& callback) {
-  (new EnableViaPrompt(profile, extension_id, callback))->Run();
-}
-
-void ExtensionAppShimHandler::Delegate::LaunchApp(
-    Profile* profile,
-    const extensions::Extension* extension,
-    const std::vector<base::FilePath>& files) {
-  CoreAppLauncherHandler::RecordAppLaunchType(
-      extension_misc::APP_LAUNCH_CMD_LINE_APP, extension->GetType());
-  if (files.empty()) {
-    apps::LaunchPlatformApp(profile, extension);
-  } else {
-    for (std::vector<base::FilePath>::const_iterator it = files.begin();
-         it != files.end(); ++it) {
-      apps::LaunchPlatformAppWithPath(profile, extension, *it);
-    }
-  }
-}
-
-void ExtensionAppShimHandler::Delegate::LaunchShim(
-    Profile* profile,
-    const extensions::Extension* extension) {
-  web_app::MaybeLaunchShortcut(
-      web_app::ShortcutInfoForExtensionAndProfile(extension, profile));
-}
-
-void ExtensionAppShimHandler::Delegate::MaybeTerminate() {
-  AppShimHandler::MaybeTerminate();
-}
-
-ExtensionAppShimHandler::ExtensionAppShimHandler()
-    : delegate_(new Delegate),
-      weak_factory_(this) {
-  // This is instantiated in BrowserProcessImpl::PreMainMessageLoopRun with
-  // AppShimHostManager. Since PROFILE_CREATED is not fired until
-  // ProfileManager::GetLastUsedProfile/GetLastOpenedProfiles, this should catch
-  // notifications for all profiles.
-  registrar_.Add(this, chrome::NOTIFICATION_PROFILE_CREATED,
-                 content::NotificationService::AllBrowserContextsAndSources());
-  registrar_.Add(this, chrome::NOTIFICATION_PROFILE_DESTROYED,
-                 content::NotificationService::AllBrowserContextsAndSources());
-}
-
-ExtensionAppShimHandler::~ExtensionAppShimHandler() {}
-
-AppShimHandler::Host* ExtensionAppShimHandler::FindHost(
-    Profile* profile,
-    const std::string& app_id) {
-  HostMap::iterator it = hosts_.find(make_pair(profile, app_id));
-  return it == hosts_.end() ? NULL : it->second;
-}
-
-// static
-void ExtensionAppShimHandler::QuitAppForWindow(AppWindow* app_window) {
-  ExtensionAppShimHandler* handler = GetInstance();
-  Host* host = handler->FindHost(
-      Profile::FromBrowserContext(app_window->browser_context()),
-      app_window->extension_id());
-  if (host) {
-    handler->OnShimQuit(host);
-  } else {
-    // App shims might be disabled or the shim is still starting up.
-    AppWindowRegistry::Get(
-        Profile::FromBrowserContext(app_window->browser_context()))
-        ->CloseAllAppWindowsForApp(app_window->extension_id());
-  }
-}
-
-void ExtensionAppShimHandler::HideAppForWindow(AppWindow* app_window) {
-  ExtensionAppShimHandler* handler = GetInstance();
-  Profile* profile = Profile::FromBrowserContext(app_window->browser_context());
-  Host* host = handler->FindHost(profile, app_window->extension_id());
-  if (host)
-    host->OnAppHide();
-  else
-    SetAppHidden(profile, app_window->extension_id(), true);
-}
-
-void ExtensionAppShimHandler::FocusAppForWindow(AppWindow* app_window) {
-  ExtensionAppShimHandler* handler = GetInstance();
-  Profile* profile = Profile::FromBrowserContext(app_window->browser_context());
-  const std::string& app_id = app_window->extension_id();
-  Host* host = handler->FindHost(profile, app_id);
-  if (host) {
-    handler->OnShimFocus(host,
-                         APP_SHIM_FOCUS_NORMAL,
-                         std::vector<base::FilePath>());
-  } else {
-    FocusWindows(AppWindowRegistry::Get(profile)->GetAppWindowsForApp(app_id));
-  }
-}
-
-// static
-bool ExtensionAppShimHandler::ActivateAndRequestUserAttentionForWindow(
-    AppWindow* app_window) {
-  ExtensionAppShimHandler* handler = GetInstance();
-  Profile* profile = Profile::FromBrowserContext(app_window->browser_context());
-  Host* host = handler->FindHost(profile, app_window->extension_id());
-  if (host) {
-    // Bring the window to the front without showing it.
-    AppWindowRegistry::Get(profile)->AppWindowActivated(app_window);
-    host->OnAppRequestUserAttention(APP_SHIM_ATTENTION_INFORMATIONAL);
-    return true;
-  } else {
-    // Just show the app.
-    SetAppHidden(profile, app_window->extension_id(), false);
-    return false;
-  }
-}
-
-// static
-void ExtensionAppShimHandler::RequestUserAttentionForWindow(
-    AppWindow* app_window,
-    AppShimAttentionType attention_type) {
-  ExtensionAppShimHandler* handler = GetInstance();
-  Profile* profile = Profile::FromBrowserContext(app_window->browser_context());
-  Host* host = handler->FindHost(profile, app_window->extension_id());
-  if (host)
-    host->OnAppRequestUserAttention(attention_type);
-}
-
-// static
-void ExtensionAppShimHandler::OnChromeWillHide() {
-  // Send OnAppHide to all the shims so that they go into the hidden state.
-  // This is necessary so that when the shim is next focused, it will know to
-  // unhide.
-  ExtensionAppShimHandler* handler = GetInstance();
-  for (HostMap::iterator it = handler->hosts_.begin();
-       it != handler->hosts_.end();
-       ++it) {
-    it->second->OnAppHide();
-  }
-}
-
-void ExtensionAppShimHandler::OnShimLaunch(
-    Host* host,
-    AppShimLaunchType launch_type,
-    const std::vector<base::FilePath>& files) {
-  const std::string& app_id = host->GetAppId();
-  DCHECK(crx_file::id_util::IdIsValid(app_id));
-
-  const base::FilePath& profile_path = host->GetProfilePath();
-  DCHECK(!profile_path.empty());
-
-  if (!delegate_->ProfileExistsForPath(profile_path)) {
-    // User may have deleted the profile this shim was originally created for.
-    // TODO(jackhou): Add some UI for this case and remove the LOG.
-    LOG(ERROR) << "Requested directory is not a known profile '"
-               << profile_path.value() << "'.";
-    host->OnAppLaunchComplete(APP_SHIM_LAUNCH_PROFILE_NOT_FOUND);
-    return;
-  }
-
-  Profile* profile = delegate_->ProfileForPath(profile_path);
-
-  if (profile) {
-    OnProfileLoaded(host, launch_type, files, profile);
-    return;
-  }
-
-  // If the profile is not loaded, this must have been a launch by the shim.
-  // Load the profile asynchronously, the host will be registered in
-  // OnProfileLoaded.
-  DCHECK_EQ(APP_SHIM_LAUNCH_NORMAL, launch_type);
-  delegate_->LoadProfileAsync(
-      profile_path,
-      base::Bind(&ExtensionAppShimHandler::OnProfileLoaded,
-                 weak_factory_.GetWeakPtr(),
-                 host, launch_type, files));
-
-  // Return now. OnAppLaunchComplete will be called when the app is activated.
-}
-
-// static
-ExtensionAppShimHandler* ExtensionAppShimHandler::GetInstance() {
-  return g_browser_process->platform_part()
-      ->app_shim_host_manager()
-      ->extension_app_shim_handler();
-}
-
-void ExtensionAppShimHandler::OnProfileLoaded(
-    Host* host,
-    AppShimLaunchType launch_type,
-    const std::vector<base::FilePath>& files,
-    Profile* profile) {
-  const std::string& app_id = host->GetAppId();
-
-  // The first host to claim this (profile, app_id) becomes the main host.
-  // For any others, focus or relaunch the app.
-  if (!hosts_.insert(make_pair(make_pair(profile, app_id), host)).second) {
-    OnShimFocus(host,
-                launch_type == APP_SHIM_LAUNCH_NORMAL ?
-                    APP_SHIM_FOCUS_REOPEN : APP_SHIM_FOCUS_NORMAL,
-                files);
-    host->OnAppLaunchComplete(APP_SHIM_LAUNCH_DUPLICATE_HOST);
-    return;
-  }
-
-  if (launch_type != APP_SHIM_LAUNCH_NORMAL) {
-    host->OnAppLaunchComplete(APP_SHIM_LAUNCH_SUCCESS);
-    return;
-  }
-
-  // TODO(jeremya): Handle the case that launching the app fails. Probably we
-  // need to watch for 'app successfully launched' or at least 'background page
-  // exists/was created' and time out with failure if we don't see that sign of
-  // life within a certain window.
-  const extensions::Extension* extension =
-      delegate_->GetAppExtension(profile, app_id);
-  if (extension) {
-    delegate_->LaunchApp(profile, extension, files);
-    return;
-  }
-
-  delegate_->EnableExtension(
-      profile, app_id,
-      base::Bind(&ExtensionAppShimHandler::OnExtensionEnabled,
-                 weak_factory_.GetWeakPtr(),
-                 host->GetProfilePath(), app_id, files));
-}
-
-void ExtensionAppShimHandler::OnExtensionEnabled(
-    const base::FilePath& profile_path,
-    const std::string& app_id,
-    const std::vector<base::FilePath>& files) {
-  Profile* profile = delegate_->ProfileForPath(profile_path);
-  if (!profile)
-    return;
-
-  const extensions::Extension* extension =
-      delegate_->GetAppExtension(profile, app_id);
-  if (!extension || !delegate_->ProfileExistsForPath(profile_path)) {
-    // If !extension, the extension doesn't exist, or was not re-enabled.
-    // If the profile doesn't exist, it may have been deleted during the enable
-    // prompt. In this case, NOTIFICATION_PROFILE_DESTROYED may not be fired
-    // until later, so respond to the host now.
-    Host* host = FindHost(profile, app_id);
-    if (host)
-      host->OnAppLaunchComplete(APP_SHIM_LAUNCH_APP_NOT_FOUND);
-    return;
-  }
-
-  delegate_->LaunchApp(profile, extension, files);
-}
-
-
-void ExtensionAppShimHandler::OnShimClose(Host* host) {
-  // This might be called when shutting down. Don't try to look up the profile
-  // since profile_manager might not be around.
-  for (HostMap::iterator it = hosts_.begin(); it != hosts_.end(); ) {
-    HostMap::iterator current = it++;
-    if (current->second == host)
-      hosts_.erase(current);
-  }
-}
-
-void ExtensionAppShimHandler::OnShimFocus(
-    Host* host,
-    AppShimFocusType focus_type,
-    const std::vector<base::FilePath>& files) {
-  DCHECK(delegate_->ProfileExistsForPath(host->GetProfilePath()));
-  Profile* profile = delegate_->ProfileForPath(host->GetProfilePath());
-
-  const AppWindowList windows =
-      delegate_->GetWindows(profile, host->GetAppId());
-  bool windows_focused = FocusWindows(windows);
-
-  if (focus_type == APP_SHIM_FOCUS_NORMAL ||
-      (focus_type == APP_SHIM_FOCUS_REOPEN && windows_focused)) {
-    return;
-  }
-
-  const extensions::Extension* extension =
-      delegate_->GetAppExtension(profile, host->GetAppId());
-  if (extension) {
-    delegate_->LaunchApp(profile, extension, files);
-  } else {
-    // Extensions may have been uninstalled or disabled since the shim
-    // started.
-    host->OnAppClosed();
-  }
-}
-
-void ExtensionAppShimHandler::OnShimSetHidden(Host* host, bool hidden) {
-  DCHECK(delegate_->ProfileExistsForPath(host->GetProfilePath()));
-  Profile* profile = delegate_->ProfileForPath(host->GetProfilePath());
-
-  SetAppHidden(profile, host->GetAppId(), hidden);
-}
-
-void ExtensionAppShimHandler::OnShimQuit(Host* host) {
-  DCHECK(delegate_->ProfileExistsForPath(host->GetProfilePath()));
-  Profile* profile = delegate_->ProfileForPath(host->GetProfilePath());
-
-  const std::string& app_id = host->GetAppId();
-  const AppWindowList windows = delegate_->GetWindows(profile, app_id);
-  for (AppWindowRegistry::const_iterator it = windows.begin();
-       it != windows.end();
-       ++it) {
-    (*it)->GetBaseWindow()->Close();
-  }
-  // Once the last window closes, flow will end up in OnAppDeactivated via
-  // AppLifetimeMonitor.
-}
-
-void ExtensionAppShimHandler::set_delegate(Delegate* delegate) {
-  delegate_.reset(delegate);
-}
-
-void ExtensionAppShimHandler::Observe(
-    int type,
-    const content::NotificationSource& source,
-    const content::NotificationDetails& details) {
-  Profile* profile = content::Source<Profile>(source).ptr();
-  if (profile->IsOffTheRecord())
-    return;
-
-  switch (type) {
-    case chrome::NOTIFICATION_PROFILE_CREATED: {
-      AppLifetimeMonitorFactory::GetForProfile(profile)->AddObserver(this);
-      break;
-    }
-    case chrome::NOTIFICATION_PROFILE_DESTROYED: {
-      AppLifetimeMonitorFactory::GetForProfile(profile)->RemoveObserver(this);
-      // Shut down every shim associated with this profile.
-      for (HostMap::iterator it = hosts_.begin(); it != hosts_.end(); ) {
-        // Increment the iterator first as OnAppClosed may call back to
-        // OnShimClose and invalidate the iterator.
-        HostMap::iterator current = it++;
-        if (profile->IsSameProfile(current->first.first)) {
-          Host* host = current->second;
-          host->OnAppClosed();
-        }
-      }
-      break;
-    }
-    default: {
-      NOTREACHED();  // Unexpected notification.
-      break;
-    }
-  }
-}
-
-void ExtensionAppShimHandler::OnAppStart(Profile* profile,
-                                         const std::string& app_id) {}
-
-void ExtensionAppShimHandler::OnAppActivated(Profile* profile,
-                                             const std::string& app_id) {
-  const extensions::Extension* extension =
-      delegate_->GetAppExtension(profile, app_id);
-  if (!extension)
-    return;
-
-  Host* host = FindHost(profile, app_id);
-  if (host) {
-    host->OnAppLaunchComplete(APP_SHIM_LAUNCH_SUCCESS);
-    OnShimFocus(host, APP_SHIM_FOCUS_NORMAL, std::vector<base::FilePath>());
-    return;
-  }
-
-  delegate_->LaunchShim(profile, extension);
-}
-
-void ExtensionAppShimHandler::OnAppDeactivated(Profile* profile,
-                                               const std::string& app_id) {
-  Host* host = FindHost(profile, app_id);
-  if (host)
-    host->OnAppClosed();
-
-  if (hosts_.empty())
-    delegate_->MaybeTerminate();
-}
-
-void ExtensionAppShimHandler::OnAppStop(Profile* profile,
-                                        const std::string& app_id) {}
-
-void ExtensionAppShimHandler::OnChromeTerminating() {}
-
-}  // namespace apps